#include<iostream>
#include<string>
#include<algorithm>
using namespace std;
const int N = 110;
int n3, m3, n4, m4, num, a[N][N], b[N][N], flag, c[2][2], d[2][2];
string s;
void input()
{
	cin >> m3 >> n3;
	for (int i = 1; i <= m; i++)
	for (int j = 1; i <= m; i++)cin >> a[i][j];
	cin >> s;
}
void f(char a)
{
	d[0][0] = -c[0][0];
	d[0][1] = m3 + 1 - c[0][1];
	d[1][0] = -c[1][0];
	d[1][1] = n + 1 - c[1][1];
	switch (a)
	{
		case 'a';
			flag = 1 - flag;
	}
}